competition in which variable markups increasing in firm size are a key source of misallocation across firms and countries. We use …

We consider a dynamic platform competition in a market with network externalities. The incumbent platform enjoys a …

This paper analyzes the effects of tying arrangements on market competition and social welfare in two-sided markets …

We analyze competition between data intermediaries collecting information on consumers, which they sell to firms for … price discrimination purposes. We show that competition between data intermediaries benefits consumers by increasing … competition between firms, and by reducing the amount of consumer data collected. We argue that merger policy guidelines should …